aboutsummaryrefslogtreecommitdiff
path: root/scumm/charset.h
blob: 7ad92fd974da89f4c8d8bbf40c76ae37472869ba (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001-2004 The ScummVM project
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header$
 */

#ifndef CHARSET_H
#define CHARSET_H

#include "common/scummsys.h"
#include "common/rect.h"
#include "scumm/gfx.h"

namespace Scumm {

class ScummEngine;
class NutRenderer;
struct VirtScreen;

class CharsetRenderer {
public:
	
	Common::Rect _str;
	int _nextLeft, _nextTop;

	int _top;
	int _left, _startLeft;
	int _right;

protected:
	byte _color;
	byte _shadowColor;
	bool _dropShadow;

public:
	bool _center;

	bool _hasMask;	// True if "removable" text is visible somewhere (should be called _hasText or so)
	VirtScreenNumber _textScreenID;	// ID of the virtual screen on which the text is visible.

	bool _ignoreCharsetMask;
	bool _blitAlso;
	bool _firstChar;
	bool _disableOffsX;

protected:
	ScummEngine *_vm;
	byte _curId;

	virtual int getCharWidth(byte chr) = 0;

public:
	CharsetRenderer(ScummEngine *vm);
	virtual ~CharsetRenderer() {}

	void restoreCharsetBg();
	void clearCharsetMask();
	bool hasCharsetMask(int left, int top, int right, int bottom);

	virtual void printChar(int chr) = 0;

	int getStringWidth(int a, const byte *str);
	void addLinebreaks(int a, byte *str, int pos, int maxwidth);
	
	virtual void setCurID(byte id) = 0;
	int getCurID() { return _curId; }
	
	virtual int getFontHeight() = 0;
	
	virtual void setColor(byte color) { _color = color; }
};

class CharsetRendererCommon : public CharsetRenderer {
protected:
	byte *_fontPtr;

	void drawBits1(VirtScreen *vs, byte *dst, const byte *src, byte *mask, int drawTop, int width, int height);

public:
	CharsetRendererCommon(ScummEngine *vm) : CharsetRenderer(vm) {}

	void setCurID(byte id);
	
	int getFontHeight() { return _fontPtr[1]; }
};

class CharsetRendererClassic : public CharsetRendererCommon {
protected:
	int getCharWidth(byte chr);

	void drawBitsN(VirtScreen *vs, byte *dst, const byte *src, byte *mask, byte bpp, int drawTop, int width, int height);

public:
	CharsetRendererClassic(ScummEngine *vm) : CharsetRendererCommon(vm) {}
	
	void printChar(int chr);
};

class CharsetRendererV3 : public CharsetRendererCommon {
protected:
	int _nbChars;
	byte *_widthTable;

	int getCharWidth(byte chr);

public:
	CharsetRendererV3(ScummEngine *vm) : CharsetRendererCommon(vm) {}
	
	void printChar(int chr);
	void setCurID(byte id);
	void setColor(byte color);
	int getFontHeight() { return 8; }
};

class CharsetRendererV2 : public CharsetRendererV3 {
protected:
	int getCharWidth(byte chr) { return 8; }

public:
	CharsetRendererV2(ScummEngine *vm, Common::Language language);
	
	void setCurID(byte id) {}
};

class CharsetRendererNut : public CharsetRenderer {
protected:
	int getCharWidth(byte chr);

	NutRenderer *_fr[5];
	NutRenderer *_current;

public:
	CharsetRendererNut(ScummEngine *vm);
	~CharsetRendererNut();
	
	void printChar(int chr);

	void setCurID(byte id);
	
	int getFontHeight();
};

} // End of namespace Scumm


#endif